Retainer for rolling bearing, and rolling bearing

Retainer for rolling bearing, and rolling bearing

  • CN 1,965,171 B
  • Filed: 06/03/2005
  • Issued: 05/16/2012
  • Est. Priority Date: 06/07/2004
  • Status: Active Grant
First Claim
Patent Images

1. retainer for rolling bearing;

  • Its formed body by the compound resin composition of the rolling element that keeps rolling bearing constitutes;

    Be characterised in that above-mentioned formed body forms through immersion lubrication oil in having the resin porous body that is communicated with porosity more than 30%;

    Above-mentioned resin porous body has intercommunicating pore;

    Said intercommunicating pore through with compounding the pore resin forming that forms material be formed body, use this pore of dissolving to form material then, and the solvent that does not dissolve above-mentioned resin forms material and obtains by isolating above-mentioned pore in the above-mentioned formed body.

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